What happened was they got what they wanted: full control of running the business. Then they quickly learned that was actually a lot of work and not very much

What happened was they got what they wanted: full control of running the business. Then they quickly learned that was actually a lot of work and not very much fun, made some fairly unpopular decisions (business, product and policy) with a fair amount of public backlash, put Sundar in charge and backed away.